new background image

src/ui/BottomMenu.cpp

@@ -25,7 +25,8 @@ BottomMenu buildBottomMenu(const MenuLayoutParams& params, int startLevel) {
     menu.buttons[1] = Button{ BottomMenuItem::Level, rects[1], levelBtnText, true };
     menu.buttons[2] = Button{ BottomMenuItem::Options, rects[2], "OPTIONS", true };
     menu.buttons[3] = Button{ BottomMenuItem::Help, rects[3], "HELP", true };
-    menu.buttons[4] = Button{ BottomMenuItem::Exit, rects[4], "EXIT", true };
+    menu.buttons[4] = Button{ BottomMenuItem::About, rects[4], "ABOUT", true };
+    menu.buttons[5] = Button{ BottomMenuItem::Exit, rects[5], "EXIT", true };
 
     return menu;
 }
@@ -73,15 +74,17 @@ void renderBottomMenu(SDL_Renderer* renderer,
         }
     }
 
-    // '+' separators between the bottom HUD buttons (indices 1..4)
+    // '+' separators between the bottom HUD buttons (indices 1..last)
     {
         SDL_BlendMode prevBlend = SDL_BLENDMODE_NONE;
         SDL_GetRenderDrawBlendMode(renderer, &prevBlend);
         SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND);
         SDL_SetRenderDrawColor(renderer, 120, 220, 255, static_cast<Uint8>(std::round(180.0 * baseMul)));
 
-        float y = menu.buttons[1].rect.y + menu.buttons[1].rect.h * 0.5f;
-        for (int i = 1; i < 4; ++i) {
+        const int firstSmall = 1;
+        const int lastSmall = MENU_BTN_COUNT - 1;
+        float y = menu.buttons[firstSmall].rect.y + menu.buttons[firstSmall].rect.h * 0.5f;
+        for (int i = firstSmall; i < lastSmall; ++i) {
             float x = (menu.buttons[i].rect.x + menu.buttons[i].rect.w + menu.buttons[i + 1].rect.x) * 0.5f;
             SDL_RenderLine(renderer, x - 4.0f, y, x + 4.0f, y);
             SDL_RenderLine(renderer, x, y - 4.0f, x, y + 4.0f);

src/ui/BottomMenu.h

@@ -18,7 +18,8 @@ enum class BottomMenuItem : int {
     Level = 1,
     Options = 2,
     Help = 3,
-    Exit = 4,
+    About = 4,
+    Exit = 5,
 };
 
 struct Button {
@@ -35,8 +36,8 @@ struct BottomMenu {
 BottomMenu buildBottomMenu(const MenuLayoutParams& params, int startLevel);
 
 // Draws the cockpit HUD menu (PLAY + 4 bottom items) using existing UIRenderer primitives.
-// hoveredIndex: -1..4
-// selectedIndex: 0..4 (keyboard selection)
+// hoveredIndex: -1..5
+// selectedIndex: 0..5 (keyboard selection)
 // alphaMul: 0..1 (overall group alpha)
 void renderBottomMenu(SDL_Renderer* renderer,
                       FontAtlas* font,

src/ui/MenuLayout.cpp

@@ -5,7 +5,7 @@
 
 namespace ui {
 
-std::array<SDL_FRect, 5> computeMenuButtonRects(const MenuLayoutParams& p) {
+std::array<SDL_FRect, MENU_BTN_COUNT> computeMenuButtonRects(const MenuLayoutParams& p) {
     const float LOGICAL_W = static_cast<float>(p.logicalW);
     const float LOGICAL_H = static_cast<float>(p.logicalH);
     float contentOffsetX = (p.winW - LOGICAL_W * p.logicalScale) * 0.5f / p.logicalScale;
@@ -13,7 +13,7 @@ std::array<SDL_FRect, 5> computeMenuButtonRects(const MenuLayoutParams& p) {
 
     // Cockpit HUD layout (matches main_screen art):
     //  - A big centered PLAY button
-    //  - A second row of 4 smaller buttons: LEVEL / OPTIONS / HELP / EXIT
+    //  - A second row of 5 smaller buttons: LEVEL / OPTIONS / HELP / ABOUT / EXIT
     const float marginX = std::max(24.0f, LOGICAL_W * 0.03f);
     const float marginBottom = std::max(26.0f, LOGICAL_H * 0.03f);
     const float availableW = std::max(120.0f, LOGICAL_W - marginX * 2.0f);
@@ -25,7 +25,8 @@ std::array<SDL_FRect, 5> computeMenuButtonRects(const MenuLayoutParams& p) {
     float smallSpacing = 28.0f;
 
     // Scale down for narrow windows so nothing goes offscreen.
-    float smallTotal = smallW * 4.0f + smallSpacing * 3.0f;
+    const int smallCount = MENU_BTN_COUNT - 1;
+    float smallTotal = smallW * static_cast<float>(smallCount) + smallSpacing * static_cast<float>(smallCount - 1);
     if (smallTotal > availableW) {
         float s = availableW / smallTotal;
         smallW *= s;
@@ -45,14 +46,14 @@ std::array<SDL_FRect, 5> computeMenuButtonRects(const MenuLayoutParams& p) {
     std::array<SDL_FRect, MENU_BTN_COUNT> rects{};
     rects[0] = SDL_FRect{ centerX - playW * 0.5f, playCY - playH * 0.5f, playW, playH };
 
-    float rowW = smallW * 4.0f + smallSpacing * 3.0f;
+    float rowW = smallW * static_cast<float>(smallCount) + smallSpacing * static_cast<float>(smallCount - 1);
     float left = centerX - rowW * 0.5f;
     float minLeft = contentOffsetX + marginX;
     float maxRight = contentOffsetX + LOGICAL_W - marginX;
     if (left < minLeft) left = minLeft;
     if (left + rowW > maxRight) left = std::max(minLeft, maxRight - rowW);
 
-    for (int i = 0; i < 4; ++i) {
+    for (int i = 0; i < smallCount; ++i) {
         float x = left + i * (smallW + smallSpacing);
         rects[i + 1] = SDL_FRect{ x, smallCY - smallH * 0.5f, smallW, smallH };
     }

src/ui/UIConstants.h

@@ -1,6 +1,6 @@
 #pragma once
 
-static constexpr int MENU_BTN_COUNT = 5;
+static constexpr int MENU_BTN_COUNT = 6;
 static constexpr float MENU_SMALL_THRESHOLD = 700.0f;
 static constexpr float MENU_BTN_WIDTH_LARGE = 300.0f;
 static constexpr float MENU_BTN_WIDTH_SMALL_FACTOR = 0.4f; // multiplied by LOGICAL_W